Vaico V30-1642 Engine Coolant Reservoir

Engine Coolant Reservoir for Mercedes-Benz R-Class

Restore proper coolant expansion and fluid management with this VAICO engine coolant reservoir, part number V30-1642. Built from plastic and shaped to match the listed OE-style application, it is a direct-fit replacement for select Mercedes-Benz R-Class models that require a reservoir without cap and sensor.

Key Features

• Engine coolant reservoir for cooling system service and replacement
• Plastic construction for OE-style fit and function
• Dimensions: 317 mm length, 208 mm width, 182 mm height
• Lightweight design at 0.557 kg
• VAICO V30-1642 for select Mercedes-Benz R350, R320, R550, R500, and R63 AMG applications
• Cross-reference part numbers: 251 500 00 49 and A 251 500 00 49

Detailed Description

VAICO V30-1642 is an engine coolant reservoir for the Mercedes-Benz R-Class cooling system. It is specified for vehicles that use a reservoir without cap and sensor, and its molded plastic construction supports a factory-style replacement profile. The listed dimensions help confirm fitment during parts lookup and installation planning. This part number is used across multiple Mercedes-Benz R-Class applications, including R350, R320, R550, R500, and R63 AMG models.

VAICO is the brand line identified for this part, and V30-1642 is cataloged within the Belts and Cooling category under radiators, coolers, and related components. For buyers searching Mercedes-Benz R350 coolant reservoir replacement, Mercedes-Benz R-Class expansion tank, or VAICO V30-1642 engine coolant reservoir, this listing provides the core fitment and dimensional details needed for selection.

What It Helps Address

• Cracked or leaking coolant reservoir housing
• Loss of coolant from a damaged expansion tank
• Cooling system service on Mercedes-Benz R-Class vehicles
• Reservoir replacement when the original unit is missing or deteriorated
• Fitment matching for vehicles that use a reservoir without cap and sensor

Installation Notes and Tips

Verify the reservoir shape, mounting points, and dimensions against the removed part before installation. Confirm that your vehicle uses the no-cap, no-sensor configuration listed for this application. Inspect connected hoses, clamps, and the cooling system for wear or residue before refilling coolant. After installation, check for leaks and confirm proper coolant level once the engine reaches operating temperature.

Quality Assurance

This VAICO coolant reservoir is cataloged as an aftermarket replacement for the listed Mercedes-Benz applications. The part number V30-1642 and the OE cross-reference numbers help support accurate parts matching for service and repair.

Compatible Vehicles

• Fits 2006-2013 Mercedes-Benz R350, N/A, Grade: Aftermarket; Description: Without cap and sensor; Kit: No; VAICO
• Fits 2007-2009 Mercedes-Benz R320, N/A, Grade: Aftermarket; Description: Without cap and sensor; Kit: No; VAICO
• Fits 2008 Mercedes-Benz R550, N/A, Grade: Aftermarket; Description: Without cap and sensor; Kit: No; VAICO
• Fits 2006-2007 Mercedes-Benz R500, N/A, Grade: Aftermarket; Description: Without cap and sensor; Kit: No; VAICO
• Fits 2007 Mercedes-Benz R63 AMG, N/A, Grade: Aftermarket; Description: Without cap and sensor; Kit: No; VAICO